Vampiric Swashbuckler

Flash, Flying
If you spent black mana to cast Vampiric Swashbuckler, Pirates you control have Boarding(You may pay {w/b}{w/b} to have this creature deal half of its damage, rounded up, to target creature. If that creature does not die this way, it becomes taped.)
Vampire creatures you control are pirates in addition to their other types.